Irom Sharmila is being force fed by the police through a technique known as “nasogastric intubation”,
In short, under this technique, you place a bag having food above the patient, and then food goes through the tube under gravity into the nose from where it goes through the digestive system as normal. Normally, liquid or semi-solid food I guess is given through this mechanism. This method has its complications.
she has ended on 9 August 2016, after 16 years of fasting and is planning to join politics.
For more information on nasogastric intubation seacrh on wikipedia.